MAGMA  2.3.0 Matrix Algebra for GPU and Multicore Architectures
sy/hetrs: symmetric/Hermitian indefinite forward and back solves - no pivoting

## Functions

magma_int_t magma_chetrs_nopiv_gpu (magma_uplo_t uplo, magma_int_t n, magma_int_t nrhs, magmaFloatComplex_ptr dA, magma_int_t ldda, magmaFloatComplex_ptr dB, magma_int_t lddb, magma_int_t *info)
CHETRS solves a system of linear equations A*X = B with a complex Hermitian matrix A using the factorization A = U * D * U**H or A = L * D * L**H computed by CHETRF_NOPIV_GPU. More...

magma_int_t magma_dsytrs_nopiv_gpu (magma_uplo_t uplo, magma_int_t n, magma_int_t nrhs, magmaDouble_ptr dA, magma_int_t ldda, magmaDouble_ptr dB, magma_int_t lddb, magma_int_t *info)
DSYTRS solves a system of linear equations A*X = B with a real symmetric matrix A using the factorization A = U * D * U**H or A = L * D * L**H computed by DSYTRF_NOPIV_GPU. More...

magma_int_t magma_ssytrs_nopiv_gpu (magma_uplo_t uplo, magma_int_t n, magma_int_t nrhs, magmaFloat_ptr dA, magma_int_t ldda, magmaFloat_ptr dB, magma_int_t lddb, magma_int_t *info)
SSYTRS solves a system of linear equations A*X = B with a real symmetric matrix A using the factorization A = U * D * U**H or A = L * D * L**H computed by SSYTRF_NOPIV_GPU. More...

magma_int_t magma_zhetrs_nopiv_gpu (magma_uplo_t uplo, magma_int_t n, magma_int_t nrhs, magmaDoubleComplex_ptr dA, magma_int_t ldda, magmaDoubleComplex_ptr dB, magma_int_t lddb, magma_int_t *info)
ZHETRS solves a system of linear equations A*X = B with a complex Hermitian matrix A using the factorization A = U * D * U**H or A = L * D * L**H computed by ZHETRF_NOPIV_GPU. More...

## Function Documentation

 magma_int_t magma_chetrs_nopiv_gpu ( magma_uplo_t uplo, magma_int_t n, magma_int_t nrhs, magmaFloatComplex_ptr dA, magma_int_t ldda, magmaFloatComplex_ptr dB, magma_int_t lddb, magma_int_t * info )

CHETRS solves a system of linear equations A*X = B with a complex Hermitian matrix A using the factorization A = U * D * U**H or A = L * D * L**H computed by CHETRF_NOPIV_GPU.

Parameters
 [in] uplo magma_uplo_t = MagmaUpper: Upper triangle of A is stored; = MagmaLower: Lower triangle of A is stored. [in] n INTEGER The order of the matrix A. N >= 0. [in] nrhs INTEGER The number of right hand sides, i.e., the number of columns of the matrix B. NRHS >= 0. [in] dA COMPLEX array on the GPU, dimension (LDDA,N) The block diagonal matrix D and the multipliers used to obtain the factor U or L as computed by CHETRF_NOPIV_GPU. [in] ldda INTEGER The leading dimension of the array A. LDDA >= max(1,N). [in,out] dB COMPLEX array on the GPU, dimension (LDDB,NRHS) On entry, the right hand side matrix B. On exit, the solution matrix X. [in] lddb INTEGER The leading dimension of the array B. LDDB >= max(1,N). [out] info INTEGER = 0: successful exit < 0: if INFO = -i, the i-th argument had an illegal value
 magma_int_t magma_dsytrs_nopiv_gpu ( magma_uplo_t uplo, magma_int_t n, magma_int_t nrhs, magmaDouble_ptr dA, magma_int_t ldda, magmaDouble_ptr dB, magma_int_t lddb, magma_int_t * info )

DSYTRS solves a system of linear equations A*X = B with a real symmetric matrix A using the factorization A = U * D * U**H or A = L * D * L**H computed by DSYTRF_NOPIV_GPU.

Parameters
 [in] uplo magma_uplo_t = MagmaUpper: Upper triangle of A is stored; = MagmaLower: Lower triangle of A is stored. [in] n INTEGER The order of the matrix A. N >= 0. [in] nrhs INTEGER The number of right hand sides, i.e., the number of columns of the matrix B. NRHS >= 0. [in] dA DOUBLE PRECISION array on the GPU, dimension (LDDA,N) The block diagonal matrix D and the multipliers used to obtain the factor U or L as computed by DSYTRF_NOPIV_GPU. [in] ldda INTEGER The leading dimension of the array A. LDDA >= max(1,N). [in,out] dB DOUBLE PRECISION array on the GPU, dimension (LDDB,NRHS) On entry, the right hand side matrix B. On exit, the solution matrix X. [in] lddb INTEGER The leading dimension of the array B. LDDB >= max(1,N). [out] info INTEGER = 0: successful exit < 0: if INFO = -i, the i-th argument had an illegal value
 magma_int_t magma_ssytrs_nopiv_gpu ( magma_uplo_t uplo, magma_int_t n, magma_int_t nrhs, magmaFloat_ptr dA, magma_int_t ldda, magmaFloat_ptr dB, magma_int_t lddb, magma_int_t * info )

SSYTRS solves a system of linear equations A*X = B with a real symmetric matrix A using the factorization A = U * D * U**H or A = L * D * L**H computed by SSYTRF_NOPIV_GPU.

Parameters
 [in] uplo magma_uplo_t = MagmaUpper: Upper triangle of A is stored; = MagmaLower: Lower triangle of A is stored. [in] n INTEGER The order of the matrix A. N >= 0. [in] nrhs INTEGER The number of right hand sides, i.e., the number of columns of the matrix B. NRHS >= 0. [in] dA REAL array on the GPU, dimension (LDDA,N) The block diagonal matrix D and the multipliers used to obtain the factor U or L as computed by SSYTRF_NOPIV_GPU. [in] ldda INTEGER The leading dimension of the array A. LDDA >= max(1,N). [in,out] dB REAL array on the GPU, dimension (LDDB,NRHS) On entry, the right hand side matrix B. On exit, the solution matrix X. [in] lddb INTEGER The leading dimension of the array B. LDDB >= max(1,N). [out] info INTEGER = 0: successful exit < 0: if INFO = -i, the i-th argument had an illegal value
 magma_int_t magma_zhetrs_nopiv_gpu ( magma_uplo_t uplo, magma_int_t n, magma_int_t nrhs, magmaDoubleComplex_ptr dA, magma_int_t ldda, magmaDoubleComplex_ptr dB, magma_int_t lddb, magma_int_t * info )

ZHETRS solves a system of linear equations A*X = B with a complex Hermitian matrix A using the factorization A = U * D * U**H or A = L * D * L**H computed by ZHETRF_NOPIV_GPU.

Parameters
 [in] uplo magma_uplo_t = MagmaUpper: Upper triangle of A is stored; = MagmaLower: Lower triangle of A is stored. [in] n INTEGER The order of the matrix A. N >= 0. [in] nrhs INTEGER The number of right hand sides, i.e., the number of columns of the matrix B. NRHS >= 0. [in] dA COMPLEX_16 array on the GPU, dimension (LDDA,N) The block diagonal matrix D and the multipliers used to obtain the factor U or L as computed by ZHETRF_NOPIV_GPU. [in] ldda INTEGER The leading dimension of the array A. LDDA >= max(1,N). [in,out] dB COMPLEX_16 array on the GPU, dimension (LDDB,NRHS) On entry, the right hand side matrix B. On exit, the solution matrix X. [in] lddb INTEGER The leading dimension of the array B. LDDB >= max(1,N). [out] info INTEGER = 0: successful exit < 0: if INFO = -i, the i-th argument had an illegal value